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virginia buttonweed
virginia buttonweed

... Virginia buttonweed leaves are opposite, elliptic to lance-shaped, sessile (attached directly to the main stem), and joined across their stems by a membrane with a few “hair-like” projections. Leaves initially are dark green and shiny (waxy), but often become yellowish and mottled by a virus in late ...
Carnivorous plants
Carnivorous plants

... The traps are very similar, with leaves whose terminal section is divided into two lobes, hinged along the midrib. Trigger hairs (three on each lobe in Dionaea muscipula, many more in the case of Aldrovanda) inside the trap lobes are sensitive to touch. When a trigger hair is bent, stretch-gated io ...
Lab08 Plants
Lab08 Plants

... Vascular tissue is composed of cells joined into tubes transporting water and nutrients throughout the plant body. Xylem tissue is the water-transport tissue carrying water and minerals from the roots up the plant body, and phloem tissue is the food-transport tissue carrying phloem sap (food nutrien ...
Serrated Tussock (Nassella trichotoma)
Serrated Tussock (Nassella trichotoma)

... colour when seeds are ripening. There are anecdotal reports of seed remaining viable for up to 15 years. Plants rarely flower in the first year. On poor soils plants may be 4 years old before flowering. Seeds germinate mostly in autumn and winter. ...
book_of_life_final - British Council Schools Online
book_of_life_final - British Council Schools Online

... product chemists. Neem leaves are dried in India and placed in cupboards to prevent insects eating the clothes and also while storing rice in tins. Neem leaves are dried and burnt in the tropical regions to keep away mosquitoes. The flowers are also used in many Indian festivals like Ugadi. As an ay ...
BIO TEKS 10B - EOC Tracking Chart Subject
BIO TEKS 10B - EOC Tracking Chart Subject

... Asexual Reproduction (Vegetative Propagation) in Plants – Plants can reproduce by asexual (vegetative) means. Asexual plants are able to reproduce through structures such as rhizomes, plantlets, or runners. The new plants are genetically identical to the parent plant unlike sexual reproduction. ...
April - Sacramento Cactus and Succulent Society
April - Sacramento Cactus and Succulent Society

... Since my favorite part of the Show was the retail area I will cover it first. They were actually in both buildings (the Expo Hall and Fiesta Hall) but I only made my rounds in the Fiesta Hall the first day. That's where all the live plant vendors displayed everything from vegetables to exotic orchid ...
Pachypodium enigmaticum
Pachypodium enigmaticum

... is hidden underneath. They both flower yellow, but P. brevicaule has smaller flowers (to 30 mm), a broader corolla tube with sexual organs are placed at the bottom, unlike the exserted stamens from the tube in P. enigmaticum. When comparing other flowers of Pachypodium species we did not find any co ...
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Plant Structure 2 Root that does not develop from the radicle, e.g. (a

... Who put forward the most acceptable theory of water movement through a plant? Based on cohesive forces of water, i.e. the force of attraction between water molecules is great enough to maintain a continuous column of water. Water in the soil that can be absorbed into roots of plants by osmosis. Due ...
2017 Tilth Alliance May Edible Plant Sale Herb and Flower Plant List
2017 Tilth Alliance May Edible Plant Sale Herb and Flower Plant List

... flavor is similar to that of sweet basil, but somewhat stronger and spicier. Genovese Also called Perfumed Basil. Leaves are small and fine with a strong aroma and potency - perfect for pesto! Italian Large Leaf The leaves on this basil can grow to be an impressive 4" long! They can be used as a wra ...
Phenological Observation Guide of the International Phenological
Phenological Observation Guide of the International Phenological

... First ripe fruits The first fruits have ripened in several places (about 3 or 4) of the observed plant. Succulent fruits have entirely taken on their definite colour; capsular fruits burst out of the hulls (without external influence). Autumn colouring More than half of the leaves (> 50 %) of the ob ...
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Invasive Aquatic Plants

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Transport in Plants
Transport in Plants

... • A unisexual flower is missing either stamens or carpels ...
Water Hyacinth Information Booklet
Water Hyacinth Information Booklet

... eggs into the leaves. Adults can live for about 60 days, and the females will lay eggs throughout most of the year. However, in cold areas (those that commonly have frost), females stop laying eggs and their ovaries degenerate (this can be measured by careful dissection). These females may or may no ...
LE - 6 - Plant Reproduction
LE - 6 - Plant Reproduction

... A structure that contains an embryo, stored food (in the cotyledon), and a protective coat. Because the seed is so well protected and fed, the plant grown from it will grow faster ...
Geranium - doTERRA
Geranium - doTERRA

... PRODUCT DESCRIPTION Geraniums are grown for their beauty and as a staple of the perfume industry. Uses of Geranium essential oil date back to ancient Egypt when Egyptians used Geranium oil to beautify skin and other benefits. The edible leaves and flowers of the plant are often used in desserts, cak ...
Cultural Information for
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... mid-August on shorter plants. Therefore, if sowing under short days one ...
Montauk Daisy CULTURE UPDATE
Montauk Daisy CULTURE UPDATE

... to grow during the warm days of summer. This makes Montauk daisy an easy-to-force perennial requiring no vernalization. Keep night temperature above 65ºF when forcing for flowering outside of the fall season. When exposed to cold temperatures, internode length is reduced and plants remain vegetative ...
Ch. 22
Ch. 22

... The seeds may be surrounded by a fruit or carried naked on the scales of a cone. 1. Seed plants produce ____________– spores develop to produce male and female gametophytes a. _________ grain – male gametophyte structure that includes sperm cells, nutrients and a protective coat b. _________________ ...
PowerPoint 簡報
PowerPoint 簡報

... • Loamy soils have enough fine particles to provide a large surface area for retaining minerals and water, which adhere to the particles. But loams also have enough coarse particles to provide air spaces containing oxygen that can be used by roots for cellular respiration. • Humus is the decomposing ...
Plant Organization - El Camino College
Plant Organization - El Camino College

... 1) Vascular bundles arranged in a ______ between the central pith and cortex 2) Central ______ stores water and photosynthesis products 3) _______ is sometimes green and carries on photosynthesis b. Herbaceous ___________ stems have: 1) Vascular bundles ___________ throughout the stem 2) No well-def ...
Australian Teak or Flinders Ash
Australian Teak or Flinders Ash

... Evergreen rainforest tree 20 – 40 m. ...
Insect Order ID: Thysanoptera (Thrips)
Insect Order ID: Thysanoptera (Thrips)

... Pale-colored flowers are particularly favored. Heavily infested leaves appear dusty or silver and dull, and growing points may become puckered or distorted. Sometimes, warty growth results. Some are predatory, feeding on other insects but particularly on mites. Some prepupal larvae do not feed. Thri ...
To dwellers in a wood, almost every species of tree has its voice as
To dwellers in a wood, almost every species of tree has its voice as

... plantguides/). This specimen was collected from a tree, pressed, dried, mounted on special paper, and stored at the Field Museum herbarium, where the specimen can be used as a reference for identification and information about the species. ...
symptomatology in diagnosis
symptomatology in diagnosis

... Symptoms are the detectable expressions of a disease, pest, or environmental factor exhibited by the suscept or plant which is subject to a given pathogen or causal agent. These symptoms, usually the result of complex physiological disturbances, commonly combine to form a definite symptom-complex or ...
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Perovskia atriplicifolia



Perovskia atriplicifolia (/pəˈrɒvskiə ætrɪplɪsɪˈfoʊliə/), commonly called Russian sage, is a flowering herbaceous perennial plant and subshrub. Although not a member of Salvia, the genus of other plants commonly called sage, it is closely related to them. It has an upright habit, typically reaching 0.5–1.2 m (1 ft 8 in–3 ft 11 in) tall, with square stems and gray-green leaves that yield a distinctive odor when crushed, but it is best known for its flowers. Its flowering season extends from mid-summer to as late as October, with blue to violet blossoms arranged into showy, branched panicles.Native to the steppes and hills of southwestern and central Asia, it was introduced to cultivation by Vasily Perovsky in the 19th century. Successful over a wide range of climate and soil conditions, it has since become popular and widely planted. Several cultivars have been developed, differing primarily in leaf shape and overall height; 'Blue Spire' is the most common. This variation has been widely used in gardens and landscaping. P. atriplicifolia was the Perennial Plant Association's 1995 Plant of the Year, and the 'Blue Spire' cultivar received the Award of Garden Merit from the Royal Horticultural Society.The species has a long history of use in traditional medicine in its native range, where it is employed as a treatment for a variety of ailments. This has led to the investigation of its phytochemistry. Its flowers can be eaten in salads or crushed for dyemaking, and the plant has been considered for potential use in the phytoremediation of contaminated soil.
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